It’s easy to understand the links between a warming global atmosphere and summertime heat waves. But the connections to winter weather are less simple.

There’s no doubt that, overall, our winters are warming. NPR has this overview of how balmier winter temperatures are affecting each U.S. region.

Is global warming bringing us more snow or less snow? Yes, both, it depends.

What about those cold spells that reach far into the U.S. South? Are they somehow caused by extra CO2 in the atmosphere? This question is a matter of intense, ongoing scientific debate.

SueEllen Campbell

SueEllen Campbell created and for over a decade curated the website "100 Views of Climate Change," a multidisciplinary collection of pieces accessible to interested non-specialists. She is especially interested...